BMW 3 Owners & Service Manuals

BMW 3: Operating materials

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 Fuel recommendation

General information Depending on the region, many gas stations sell fuel that has been customized to winter or summer conditions. Fuel that is available in winter, for instance helps make a cold start

 Engine oil

General information The engine oil consumption is dependent on your driving style and driving conditions. Therefore, regularly check the engine oil level after refueling by taking a detailed measurem

 Coolant

General information Coolant consists of water and additives. Not all commercially available additives are suitable for the vehicle. Information about suitable additives is available from a dealer's s

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 Safe working practices for working on a high-voltage system

The following description of the repair of the high-voltage components is only a general list of the content and the procedure. In general, only the specifications and instructions in the current valid edition of the repair instructions apply. Before working on high-voltage components of the G20&

 Start-up system

Starter motor The combustion engine B46 can be started via the conventional starter motor and the electrical machine. The following table shows when and under which conditions the respective start option is used: Auxiliary battery G20 PHEV, auxiliary battery Safety battery terminal 2 (SB

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